3JEAN-AUBRY G. Joseph Conrad: Life & Letters: vol.2[M]. London: Heinemann, 1927.
4KIMBROUGH R. Joseph Conrad: Heart of Darkness An Authoritative Text, Background and Sources Criticism (Third Edition)[M]. New York: W.W. Norton & Company, 1988.
5SCHWARZ D R. Conrad: Almayer's Folly to Under Western Eyes[M]. London: Macmillan, 1980.